Place Value Crossword

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Across
  1. 2. A product of multiplying 10 by itself one or more times.
  2. 3. The value of a digit based on its place in a number.
  3. 5. To change the value of a number to one that is easier to work with.
  4. 6. A symbol that separates the place values greater than one and the place values less than one.
  5. 8. A number that is not exact; a careful guess.
  6. 9. The individual symbols used to make numbers.
Down
  1. 1. A model used to show the value of each digit.
  2. 4. A symbol that represents the number of times a value is multiplied by itself.
  3. 7. A group of three place values on a place value chart.